The crackdown against the most polluting vehicles is afoot in Europe. A quick review of the measures, whether symbolic or more concrete, adopted by several cities to cut city centre traffic.

French carmaker Renault unveiled its new urban mobility concept, EZ-GO, in a world premiere at the Geneva Motor Show, Switzerland, which opens to the public March 8, 2018.

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Between Nice and Menton the mountains plunge sharply down to the sea. Running along these heights are three famous routes: the Grande Corniche, the Moyenne Corniche and the Basse Corniche. The first affords the most stunning views, climbing to 1,476ft/450m. The second offers beautiful vistas along the shore; while the third provides access to the coastal resorts.